Liquid crystal display cell having a light field background
US4235525A · kind A · utility
18Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 1979 |
| Grant date | Nov 25, 1980 |
| Priority date | — |
| Expiry date | May 7, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/13725
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The instant invention is a light field liquid crystal display cell with a seal and pattern layer applied to the cell substrates. Dark segments are displayed against a lighter background. Polymeric substances can be used to space and seal the cell substrates, and the light field background is created without masking the cell substrates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.